Use NOTAM for current operational notices; use AIP, eAIP and AIRAC publications for official airport, airspace, procedure and chart reference.
AEROTHAI AIS surface for NOTAM, SNOWTAM, ASHTAM, PIB, aerodrome facts, and charts. Strong current disruption layer, but account/login and usage terms matter.
NOTAM, PIB, and chart web system with registration/login for some services TransportOfficial AIP Thailand and eAIP publication for GEN, ENR, AD, aerodrome, runway, procedure, communication, navigation, and chart data. Strongest official airport and airspace master-data layer, with explicit licensing constraints.
Official eAIP web publication, AIRAC archive, charts, and aeronautical-document downloads TransportAirport slot-allocation rules, coordination guidance, Level 2 and Level 3 airport context, seasonal notices, and NAC charts for Thai airports. Useful for slot and capacity intelligence, not public airline-by-airline live slot holdings.
Official slot-allocation notices, coordination parameters, NAC charts, and guidance pages TransportCirium Sky / FlightStats aviation APIs for flight status, schedules, tracking, alerts, weather, NOTAM, and related aviation datasets. Strong enterprise layer for flight intelligence, not a free public source.
Commercial API and stream product pagesA NOTAM describes a current operational condition or change. AIP and eAIP material provides the published reference for airports, airspace, procedures, communications, navigation and charts; AIRAC identifies the publication cycle.
Start with AEROTHAI when you need NOTAM or briefing material, and CAAT's eAIP when you need the published aeronautical reference. Access, registration and reuse terms differ by source.